Finding the Third Proportional to 70,683 and 109,305

Step by Step Solution

1. Step 1: Write the proportion equation
   70,683 : 109,305 = 109,305 : x
2. Step 2: Convert to fraction form
   70,683/109,305 = 109,305/x
3. Step 3: Cross multiply
   70,683x = 109,305 × 109,305
4. Step 4: Simplify right side
   70,683x = 11,947,583,025
5. Step 5: Solve for x
   x = 11,947,583,025/70,683
6. Step 6: Final answer
   x = 169,030.50